vector-type

docs/source/flatc.md

@@ -168,6 +168,12 @@ list of `FILES...`.
     std::string from Flatbuffers, but (char* + length). This allows efficient
 	construction of custom string types, including zero-copy construction.
 
+-   `--cpp-vector-type T` : Set object API vector type (default std::vector).
+    T must be a template taking a single element type argument and support
+    resize(), reserve(), size(), data(), operator[], emplace_back() and
+    begin()/end(), matching the subset of std::vector's interface generated
+    code relies on.
+
 -   `--no-cpp-direct-copy` : Don't generate direct copy methods for C++
     object-based API.